Alert archive / Texas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 2, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Apr 8, 1993, 2:09 AM CDT for Zapata County, Texas. It was in force for 36 min.
The area
The counties it named.
The facts
- Issued
- Apr 8, 1993, 2:09 AM CDT (07:09 UTC)
- Expired
- Apr 8, 1993, 2:45 AM CDT
- In force
- 36 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Zapata County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 7.2 hours before the alert went out and 198 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 719 J/kg
- Mixed-layer CIN
- -242 J/kg
- Mixed-layer LCL
- 988 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KBRO 080712 RRA SVRBRO TXC505-080745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 209 AM CDT THU APR 8 1993 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH TEXAS ...ZAPATA COUNTY AT 203 AM RADAR INDICATED A STRONG THUNDERSTORM OVER ZAPATA COUNTY IN DEEP SOUTH TEXAS. THE CENTER OF THE STORM WAS LOCATED 5 TO 10 MILES SOUTHEAST OF ZAPATA AND MOVING SOUTHEAST AT 30 MILES AN HOUR. THE DEPARTMENT OF PUBLIC SAFETY REPORTED VERY HEAVY RAIN AND GOLF BALL-SIZE HAIL IN THE TOWN OF ZAPATA. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS. &
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Apr 8, 1:45 AM CDT, 24 minutes before
TXZ041-042-043-044-080750- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 145 AM CDT THU APR 8 1993 AT 130 AM RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN LOCATED 15 MILES WEST OF HEBBRONSVILLE AND 10 MILES NORTHWEST OF ZAPATA. MOVEMENT WAS EAST AT 25 MILES AN HOUR. BRIEF VERY HEAVY RAIN..FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE LIKELY FROM THESE STORMS. OTHERWISE...WIDELY SCATTERED THUNDERSTORMS CONTINUED OVER SOUTH TEXAS NORTHWEST OF A LINE FROM ZAPATA TO KINGSVILLE. THIS AREA EXTENDED INTO NORTHEAST MEXICO FOR AT LEAST 100 MILES. MOVEMENT WAS EAST AT 25 MILES AN HOUR. THIS AREA OF THUNDERSTORMS IS BEING MONITORED BY THE SEVERE STORMS FORECAST CENTER. A SEVERE THUNDERSTORM WATCH MAY BE ISSUED FOR DEEP SOUTH TEXAS LATER TONIGHT AND EARLY THIS MORNING.
Special weather statement, Apr 8, 1:47 AM CDT, 22 minutes before
TXZ041-042-043-044-080750- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 145 AM CDT THU APR 8 1993 AT 130 AM RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN LOCATED 15 MILES WEST OF HEBBRONSVILLE AND 10 MILES NORTHWEST OF ZAPATA. MOVEMENT WAS EAST AT 25 MILES AN HOUR. BRIEF VERY HEAVY RAIN..FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE LIKELY FROM THESE STORMS. OTHERWISE...WIDELY SCATTERED THUNDERSTORMS CONTINUED OVER SOUTH TEXAS NORTHWEST OF A LINE FROM ZAPATA TO KINGSVILLE. THIS AREA EXTENDED INTO NORTHEAST MEXICO FOR AT LEAST 100 MILES. MOVEMENT WAS EAST AT 25 MILES AN HOUR. THIS AREA OF THUNDERSTORMS IS BEING MONITORED BY THE SEVERE STORMS FORECAST CENTER. A SEVERE THUNDERSTORM WATCH MAY BE ISSUED FOR DEEP SOUTH TEXAS LATER TONIGHT AND EARLY THIS MORNING.
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:58 AM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Starr | 32 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1993Every severe thunderstorm warning in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.